Headboard bracket



FIG. 1 is a perspective view of a headboard bracket showing our new design, the rear and bottom being unornamented;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is an enlarged left side elevational view thereof. 

The ornamental design for a headboard bracket, substantially as shown and described. 